package xyz.scootaloo.draft;

/**
 * @author flutterdash@qq.com
 * @since 2021/3/29 14:14
 */
public class Case3 {

    public static void main(String[] args) {
        Integer a = 123;
        Integer b = 123;
        Integer c = 9990;
        Integer d = 9990;
        System.out.println(a == b);
        System.out.println(c == d);
    }

}
